World War, 1939-1945 Campaigns 103 History 81 Holocaust, Jewish (1939-1945) 31 Jews 29 Atrocities 20 Rescue 17 more ... Soldiers 16 Underground movements 16 Aerial operations, American 13 Man-woman relationships 11 Naval operations, American 11 Pearl Harbor (Hawaii), Attack on, 1941 11 Naval operations 10 Ardennes, Battle of the, 1944-1945 9 Publications about Graduates 9 Stalingrad, Battle of, Volgograd, Russia, 1942-1943 9 Concentration camps 7 Nazis 7 Righteous Gentiles in the Holocaust 7 Secret service 7 Aerial operations 6 Foreign relations 6 Jewish resistance 6 Motion pictures and the war 6 Politics and government 6 Prisoners and prisons 6 Prisoners of war 6 Propaganda 6 Submarines (Ships) 6 less ...